package com.example.gulimall.member.interceptor;

import com.example.common.constant.AuthServerConstant;
import com.example.common.vo.MemberResponseVo;
import org.springframework.stereotype.Component;
import org.springframework.util.AntPathMatcher;
import org.springframework.web.servlet.HandlerInterceptor;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

@Component
public class LoginUserInterceptor implements HandlerInterceptor {

    public static ThreadLocal<MemberResponseVo> loginUser = new ThreadLocal<>();


    @Override
    public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object handler) throws Exception {

        // 拦截器会拦截没有session的请求 但是我们此时微服务调用是没有登陆信息的
        String requestURI = request.getRequestURI();
        boolean match = new AntPathMatcher().match("/member/**",requestURI);
        if(match){
            return true;
        }

        MemberResponseVo attribute = (MemberResponseVo) request.getSession().getAttribute(AuthServerConstant.LOGIN_USER);
        if(attribute != null){
            loginUser.set(attribute);
            return true;
        }else {
            request.getSession().setAttribute("msg","请先进行登录");
            response.sendRedirect("http://auth.gulimall.com/login.html");
            return false;
        }
    }
}
